{"product_id":"flaring-cup-grinding-stone-5x2x5-8-11-type-11-for-granite-concrete","title":"Flaring Cup Grinding Stone 5x2x5\/8-11 Type 11 - For Granite \u0026 Concrete","description":"\u003cp\u003eOur review of the Flaring Cup Grinding Stone 5x2x5\/8-11 finds it is a focused tool for professionals and serious DIYers who need a durable wheel for hard stone work. The biggest reason to buy is its Silicon Carbide abrasive combined with a deeply anchored wrap-around steel hub, which together deliver aggressive material removal and safer high-RPM use when shaping or smoothing granite, marble, and concrete. This is a single 1 PACK wheel designed for spin-on mounting and machine-balanced performance, so it is built to perform on high-speed grinders where chip removal and hub stability matter.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize and fit:\u003c\/strong\u003e The Type 11 flaring cup 5x2x5\/8-11 fits grinders that accept 5\/8-11 arbor threads, making installation straightforward for common high-speed tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive material:\u003c\/strong\u003e Made with \u003cstrong\u003eSilicon Carbide\u003c\/strong\u003e, the wheel cuts aggressively into hard stone for fast shaping and surface removal on granite, marble, and concrete.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety-focused hub:\u003c\/strong\u003e The deeply anchored wrap-around steel hub reduces wobble and provides added safety during high-RPM use, improving tool life and operator confidence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine balanced:\u003c\/strong\u003e High RPM machine balancing minimizes vibration so the cup runs smoother and delivers more consistent results on flat and curved surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle pack convenience:\u003c\/strong\u003e Supplied as a 1 PACK, it is an economical choice for replacing a worn wheel or stocking a specific grit for a job.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis grinding stone is best for masonry pros, stone fabricators, and experienced homeowners tackling granite, marble, or concrete shaping and smoothing. Its Silicon Carbide composition and Type 11 flaring cup profile make it suited to jobs that require aggressive material removal and durable contact with hard surfaces.\u003c\/p\u003e\n\u003cp\u003eIt is not aimed at casual users who need a multipurpose or finer finishing wheel; if the project requires very fine polish rather than shaping or rapid grinding, users should choose a different grit or a dedicated polishing pad.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAggressive cutting action on hard stone thanks to Silicon Carbide abrasive.\u003c\/li\u003e\n\u003cli\u003eDeeply anchored wrap-around steel hub enhances safety and reduces wobble at speed.\u003c\/li\u003e\n\u003cli\u003eMachine balanced for higher RPMs, which helps with consistent results and less vibration.\u003c\/li\u003e\n\u003cli\u003eStandard 5\/8-11 arbor thread allows easy spin-on mounting for many angle grinders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSupplied as a single wheel, so frequent users may need multiple packs to avoid downtime.\u003c\/li\u003e\n\u003cli\u003e36 grit is aggressive and not suitable for finishing or polishing tasks without follow-up abrasives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eFlaring cup grinding stone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e5 x 2 in (cup)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArbor thread\u003c\/td\u003e\n\u003ctd\u003e5\/8-11 spin-on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit\u003c\/td\u003e\n\u003ctd\u003e36 grit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbrasive\u003c\/td\u003e\n\u003ctd\u003eSilicon Carbide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack quantity\u003c\/td\u003e\n\u003ctd\u003e1 PACK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub\u003c\/td\u003e\n\u003ctd\u003eDeeply anchored wrap-around steel hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Flaring Cup Grinding Stone 5x2x5\/8-11 is a practical, value-oriented choice for professionals and skilled DIYers who need an aggressive Silicon Carbide wheel for granite, marble, and concrete shaping. Its wrap-around steel hub and machine-balanced construction make it safer and more stable at high RPMs, though users seeking fine finishing will need to follow up with finer abrasives.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this wheel fit my angle grinder?\u003c\/strong\u003e\u003cbr\u003eIt fits grinders that accept a 5\/8-11 arbor thread for spin-on mounting; verify your grinder spindle and flange compatibility before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this grit suitable for polishing?\u003c\/strong\u003e\u003cbr\u003eNo, 36 grit is aggressive and intended for shaping and heavy material removal; use finer grits or polishing pads for a smooth finish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the hub safe for high speed use?\u003c\/strong\u003e\u003cbr\u003eYes, the wheel is machine balanced and features a deeply anchored wrap-around steel hub designed to improve stability and safety at high RPMs.\u003c\/p\u003e","brand":"SIGNI","offers":[{"title":"Default Title","offer_id":48232543846619,"sku":"B08MCV7F7C","price":32.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81r-a0qHgWL._SL1500.jpg?v=1770886616","url":"https:\/\/gearmusthave.com\/products\/flaring-cup-grinding-stone-5x2x5-8-11-type-11-for-granite-concrete","provider":"GearMustHave","version":"1.0","type":"link"}